Linear Inverse Functions

• A.
• B.
• C.
• D.

Find the inverse
f(x)=2x-2

• f^-1(x)=1/2x+1

• f^-1(x)=-2-1/2x

• f^-1(x)=-7/3x-20/3

• 2-2/5x

If f(x)=3x, what is f^-1(x)?

• x/3

• 3x²

• 3x + 3x

• 3x^-1

• f^-1(x) = 4x + 7
• f^-1(x) = -4x + 28
• f^-1(x) = -4x - 7
• f^-1(x) = 4x + 28

Find the inverse of f(x) = 3x +8

• f^-1(x) = 3(x-8)

• f^-1(x) = (8x-1)/3

• f^-1(x) = (x-8)/3

• f^-1(x) = (x+8)/3

Is the inverse function found correctly?

• yes

• no

Find the inverse of f(x) = 5/11x +10 

• f^-1(x) = 11/5x - 22

• f^-1(x) = 5/11x - 22

• f^-1(x) = 11/5x - 20

• None of the above

Are the following inverses of each other? Use composition of functions. fog(x) and gof(x)

• True

• False

Was the inverse function found correctly?

• no,

• yes

What is the equation that the inverse will reflect across?

• y = x

• y = 0

• x = 0

• Potato